Add 42/28 and 25/7
1st number: 1 14/28, 2nd number: 3 4/7
42/28 + 25/7 is 71/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
42/28 = 42 × 1/28 × 1 = 42/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
25/7 = 25 × 4/7 × 4 = 100/28 - Add the two like fractions:
42/28 + 100/28 = 42 + 100/28 = 142/28 - 142/28 simplified gives 71/14
- So, 42/28 + 25/7 = 71/14
In mixed form: 51/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/28+25/7 42/28+50/7 42/56+25/7 42/28+25/14 42/28+75/7 42/84+25/7 42/28+25/21 42/28+25/35 42/28+25/49